The feed to an abiorption column consists of $20\%$HaS gas and the balmec incrts, only H$.$S in removed from the gas by bbeorbinis in an allutine solution. The eas entering the absarber at $600$kpa and $310K$ and leaver at $500$kpa and $290$ Containing $2\%$

HaS.ir His Is zemoved it a rate of $100kgh.$ calculate the following.

a$)$ The volume of gas entering per hr$.$

b$)$ The volume of gas leaving per hir.

c$)$ Percentage reeovery of$.$ HiS